package org.bing.flex.control {    import mx.controls.dataGridClasses.DataGridColumn;    // TODO merge into ExtendColumn    public class DecimalColumn extends DataGridColumn {        public var precision:int;        public function DecimalColumn(columnName:String=null) {            super(columnName);            labelFunction=parseLable;        }        public function parseLable(item:Object, column:DecimalColumn):String {            var field:String=column.dataField as String;            if (item != null && precision > 0) {                var val:Number=item[field] as Number;                return val.toFixed(precision);            }            return "";        }    }}